Greubel Forsey Celebrates 10th Anniversary And I Reminisce Back When . . .
In ten years, Greubel Forsey has presented the Double Tourbillon 30°, the Opus 6 for Harry Winston, the Tourbillon 24 Secondes, Invention Piece 1 (another of my all-time favorite watches), the Quadruple Tourbillon, the GMT, the Double Balancier and lastly the Quantième Perpétuel à Équation du Temps.